<template>
  <div class="app-container">
    <!--三部分-->
    <!--顶部Header-->
    <mt-header fixed title="武理商城">
      <mt-button @click="goBack" icon="back" slot="left" v-show="flag">返回</mt-button>
    </mt-header>
    <!--中间的路由 router-view-->
    <transition>
      <router-view></router-view>
    </transition>

    <!--底部Tabbar-->

    <nav class="mui-bar mui-bar-tab">
      <router-link class="mui-tab-item-wwj mui-active" to="/home">
        <span class="mui-icon mui-icon-home"></span>
        <span class="mui-tab-label">首页</span>
      </router-link>
      <router-link class="mui-tab-item-wwj" to="/member">
        <span class="mui-icon mui-icon-contact"></span>
        <span class="mui-tab-label">会员</span>
      </router-link>
      <router-link class="mui-tab-item-wwj" to="/shopcart">
        <span class="mui-icon mui-icon-extra mui-icon-extra-cart"><span class="mui-badge" id="badge">{{$store.getters.getAllCount}}</span></span>
        <span class="mui-tab-label">购物车</span>
      </router-link>
      <router-link class="mui-tab-item-wwj" to="/search">
        <span class="mui-icon mui-icon-search"></span>
        <span class="mui-tab-label">搜索</span>
      </router-link>
    </nav>
  </div>
</template>


<script>
  export default {
    data() {
      return {
        flag: true
      }
    },
    created() {
      this.flag = this.$route.path !== '/home';
    },
    methods: {
      goBack() {
        //点击后退
        this.$router.go(-1);
      }
    },
    watch: {
      '$route.path': function (newVal) {
        this.flag = newVal !== '/home';
      }
    }
  }
</script>

<style lang="scss" scoped>
  .mint-header {
    z-index: 99;
  }

  .app-container {
    padding-top: 40px;
    padding-bottom: 50px;
    overflow-x: hidden; /*只隐藏x方向*/
  }

  /*动画*/
  .v-enter {
    opacity: 0;
    transform: translateX(100%);
  }

  .v-leave-to {
    opacity: 0;
    transform: translateX(-100%);
    position: absolute;
  }

  .v-enter-active,
  .v-leave-active {
    transition: all .5s;
  }


  /*解决tabbar无法切换的问题*/
  .mui-bar-tab .mui-tab-item-wwj.mui-active {
    color: #007aff;
  }

  .mui-bar-tab .mui-tab-item-wwj {
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
  }

  .mui-bar-tab .mui-tab-item-wwj .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
  }

  .mui-bar-tab .mui-tab-item-wwj .mui-icon ~ .mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
  }
</style>
